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. Author manuscript; available in PMC: 2020 Sep 2.
Published in final edited form as: Acta Biomater. 2017 Aug 4;61:41–53. doi: 10.1016/j.actbio.2017.08.005

Fig. 5.

Fig. 5

Histological analysis of the cultures at days 28 and 56. (A) Safranin O staining, and immunohistochemistry for (B) collagen type II, (C) collagen type I, and (D) PRG4. Scale bar is 200 μm.